Article 72of the Indian Constitution gives the President the power of pardoning.
Pardon: means completely absolving the person of the crime and letting him go free.
Under Article 72, the President of India can grant a pardon or reduce the sentence of a convicted person, particularly in cases involving capital punishment.
There are five different types of pardoning which are mandated by law: Pardon, Commutation, Reprieve, Respite and Remission.